Journal of the Federated Malay States museums - Sabrizain.org

I'M- II. C. Robinson: Birds from I'ulau Langkawi. i6q
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IQIOI.
Muscicapa mugimaki, Hartert, Vog. Pal. Faun, i, p.
a. & mini. Burau. X. W. Langkawi, 14th December,
1916. [No. 3636.]
b. i imm. Telok Wau, Terutau, 28th December,
1916. [No. 3785.]
" Iris dark, bill horn, pinkish at bast!, feet dark
brown."
Common in the Peninsula during the months October to
April, immature birds in the dull pelage being in the great
majority. We have numerous specimens from Terutau and
also an immature male shot on Pulau Butang, Butang group.
on April 21st, 191 1.
74.
viii, p. 220 (1883).
MUSCITREA GRISOLA GRISOLA (Blvthi.
Pachycepala grisola, Gadow, Cat. Birds Brit. Mm.
Muscitrea grisola. Robinson and Kloss, p. ; 54 Robinson.
antea, vol. V, p. 14s: Robinson, Ibis. 1915, p. ; 743 Gyldenstolpe.
p. 78.
Pachvcephala grisola grisola, Stresemann, Nov. Zool.
XX. p. 355 (1913).
a. ?. Kuala Kubong Badak. Langkawi. 19th
March, 1909.
b. i . Pulau Langkawi, 16th February, 1909.
c-d. 2?. Pulau Butang, Butang Archipelago.
20th April, 191 1.
e. . Pulau
Nipis. Butang Archipelago, 22nd
April, 1911.
/. S. Pulau Tengah. Butang Archipelago. J.^rd
April 1911.
All these birds are fully adult, those from the Butang Ids.
being in breeding condition. Immature birds shot on Koh
Samui, Bandon Bight in May and Pulau Ketam, coast of
Selangor, in July, have the outer webs of the inner secondaries
rufous brown and the wing coverts tipped and edged with the
same colour.
Very common on most small islands near the Malay
Peninsula where there is mangrove forest and also along the
coast ot the mainland in similar situations, but so far as my
experience goes never found in dry forest.
There has been much discussion as to the systematic
position of this bird. It is certainly not a typical Pachycephaltt
but would appear to be best placed in a genus of its own.
near to Niltava and Rhinomyias. If only on zoogeographical
grounds, it must be removed from Pathycephala.